/// <summary>
/// Maps incoming requests to the specified <typeparamref name="TService"/> type.
/// </summary>
/// <typeparam name="TService">The service type to map requests to.</typeparam>
/// <typeparam name="TEndpointBinder">The <see cref="IServiceEndpointBinder{TService}"/> to build endpoint.</typeparam>
/// <param name="builder">The <see cref="IEndpointRouteBuilder"/> to add the route to.</param>
/// <returns>A <see cref="GrpcServiceEndpointConventionBuilder"/> for endpoints associated with the service.</returns>
public static GrpcServiceEndpointConventionBuilder MapGrpcService <TService, TEndpointBinder>(this IEndpointRouteBuilder builder)
where TService : class
where TEndpointBinder : IServiceEndpointBinder <TService>, new()
{
builder.AssertNotNull(nameof(builder));
var options = builder.ServiceProvider.GetRequiredService <IOptions <ServiceModelGrpcServiceOptions <TService> > >();
options.Value.EndpointBinderType = typeof(TEndpointBinder);
return(builder.MapGrpcService <TService>());
}